Date post: | 19-Dec-2015 |
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Vocal learning
• Sensory: hearing the model (sensitive period)
• Sensory-motor: practicing + auditory feedback
• Maintenance: auditory feedback
Proto-syntax
Starling song
A: individual whistlesB, C, D : individual warbling motifs E, F, G: click trains superimposed to individual warbling motifsH, I : speci-specific high-pitched trills
Spoken language• Sequence of acoustically complex sounds
• Learned behaviour
• Meaningful order of sounds
• Referential function
OK
OK
Birdsong
No
OK
Own song recognition
Own song selectivity inthe song control system
Own song selectivity inthe auditory pathway?
Birdsong: support of species and individual recognition
Own song selectivity: Experience-dependent mechanisms & Auditory feedback
Own song recognition
Lateralized own song selectivity towards the right side:
Reminiscent of:
song production neural auditory feedback control own voiceown cry
own face
Own song recognition
Own song selectivity at the midbrain level
Information processing about the identity of a subject through experience-dependent mechanisms, challenging the classical perception of sub-cortical regions as primitive and non-plastic structures.